This directory contains large, and in some cases uncropped, tiff and
gif images for some of the figures in the paper.
The images are labeled by fig#?.{gif,tif} where
# = the figure number from the paper (1,11,12,14,15)
? = lt: Left, mid: Middle, rt: Right. If there is more than one left
or right image, they are denoted by l1,r1,r3 etc.